Cajun Bean Ham Soup with Andouille and Greens

Cajun bean ham soup is a hearty Louisiana-style pot of creamy white beans, smoky ham, andouille sausage, and the onion, celery, and bell pepper often called the Cajun trinity. A gentle simmer lets the smoky, savory flavors mingle, while a handful of greens adds color and a fresh finish. Home cooks make many versions of bean and ham soup; this one uses canned beans for a satisfying bowl without an overnight soak.

Ingredients

1 tablespoon (15 ml) neutral oil, such as canola oil
8 ounces (225 g) fully cooked andouille sausage, sliced into rounds
1 medium yellow onion (about 150 g), diced
2 celery ribs (about 80 g), diced
1 medium green bell pepper (about 150 g), seeded and diced
4 garlic cloves (about 12 g), finely chopped
1 tablespoon (16 g) tomato paste
1 tablespoon (8 g) Cajun seasoning; check the label for salt and heat level
1 teaspoon (1 g) dried thyme
2 bay leaves (about 0.2 g)
6 cups (1.4 L) low-sodium chicken broth
Three 15-ounce cans (about 765 g drained) Great Northern or navy beans, rinsed and drained
2 cups (280 g) cooked smoked ham, diced
1/2 teaspoon (1 g) ground black pepper
1/2 teaspoon (3 g) fine salt, or to taste after simmering
3 cups (120 g) chopped collard greens, tough stems removed
1/4 cup (25 g) thinly sliced scallions, for serving
4 cups (about 640 g) cooked long-grain rice, optional, for serving
1 teaspoon (5 ml) hot sauce, or more to taste, optional

Instructions

Prepare the ingredients. Dice the onion, celery, bell pepper, garlic, and ham; slice the sausage and chop the collards. Drain and rinse the beans. Measure out the seasonings and broth so they are ready to add. This prep takes about 20 minutes, depending on your chopping pace.
Brown the sausage. Set a large, heavy soup pot or Dutch oven over medium heat and add the oil. Add the sliced andouille in a single layer and cook for 6 minutes, turning the pieces once or twice, until lightly browned. Transfer it to a plate, leaving the flavorful fat in the pot. If the sausage releases very little fat, that is fine; the oil will still help cook the vegetables.
Soften the vegetables. Add the onion, celery, and bell pepper to the pot. Cook for 8 minutes, stirring now and then, until softened but not deeply browned. Stir in the garlic and tomato paste and cook for 1 minute. Add the Cajun seasoning, thyme, bay leaves, black pepper, and salt, stirring so the seasoning coats the vegetables.
Build the broth. Pour in the chicken broth and scrape the bottom of the pot with a wooden spoon to loosen any browned bits. Bring the liquid to a gentle boil, then lower the heat and simmer for 10 minutes. Keep the pot uncovered; a steady gentle simmer develops flavor without reducing the broth too quickly.
Add the beans, ham, and sausage. Stir in the rinsed beans, diced ham, and browned sausage. Return the soup to a gentle simmer and cook for 18 minutes, stirring occasionally so beans do not settle and stick. The ham and sausage are already cooked, but the soup should be steaming hot throughout. Check the center with a food thermometer and heat to 165°F (74°C), the USDA FSIS safe temperature for reheated cooked meat; continue simmering if it has not reached that temperature.
Finish with greens and serve. Stir in the collards and simmer for 5 minutes, until tender but still green. Remove and discard the bay leaves. Taste the broth before adding more salt because the ham, sausage, and Cajun seasoning can all be salty. Add hot sauce if you like, then ladle the soup into bowls and top with scallions. Serve with rice if desired.

Tips

Choose seasoning with the salt level in mind. Cajun seasoning blends vary widely in salt and chili heat. If yours is salty or very spicy, begin with 2 teaspoons (about 5 g), then add more after the soup simmers. Low-sodium broth gives you more control over the final seasoning.
Keep the simmer gentle. A hard boil can break canned beans apart and make the broth cloudy and starchy. Stir with a light hand, especially after adding the beans, and add a splash of broth or water if the pot looks thicker than you want.
Adjust the greens to what you have. Mustard greens or chopped kale can replace collards in the same amount. Mustard greens cook quickly and taste more peppery; kale may need a few extra minutes to become tender. If using spinach, stir it in at the very end and cook just until wilted.
Check the ham before salting. Smoked ham can be quite salty, and some andouille is seasoned generously too. Taste after the full simmer, then add salt in small pinches rather than seasoning heavily at the beginning.

Serving Suggestions

For a filling meal, ladle the soup over a scoop of cooked long-grain rice or serve the rice alongside so each person can choose how much to add. Warm cornbread, crusty bread, or plain crackers are useful for soaking up the smoky broth. A simple green salad or sliced tomatoes can balance the richness without competing with the Cajun seasoning.

Put scallions and hot sauce on the table as optional toppings. A little hot sauce brightens the bowl; it does not need to make the soup fiery. If the broth tastes especially rich, a small squeeze of lemon can sharpen the flavor just before serving, though it is optional and not a traditional requirement for this version.

Variations

Use a different bean. Cannellini beans, small white beans, or red kidney beans work in place of Great Northern or navy beans. Kidney beans have firmer skins and a more pronounced texture, while cannellini beans are larger and creamy. Keep the same drained quantity so the soup-to-bean balance stays similar.

Swap the meat. If andouille is difficult to find, use another fully cooked smoked sausage. Andouille contributes a distinct smoky, peppery character; kielbasa or another smoked sausage will make the soup milder, so add Cajun seasoning or hot sauce to taste. You can also replace the diced ham with an equal amount of leftover cooked ham. Keep the soup hot enough to reach 165°F (74°C) when reheating cooked meat.

Make a thicker pot. Before adding the greens, mash about 1 cup (170 g) of beans against the side of the pot with a spoon, then stir them back in. This thickens the broth naturally while leaving plenty of whole beans. For a brothier soup, add up to 1 cup (240 ml) extra broth or water and taste again for seasoning.

Use dried beans if you plan ahead. Cook dried white beans separately until fully tender, following the package directions, then add about 4 1/2 cups (roughly 765 g) cooked beans in place of the canned beans. Do not add dry beans directly to this quick soup and expect them to cook in the stated time; they need a much longer cooking process and enough liquid to soften properly.

Storage and Reheating

Refrigerate the soup within 2 hours of cooking. Cool it in shallow containers for faster, more even cooling, and keep it covered in the refrigerator for 3 to 4 days. Store rice separately when possible; rice left in the soup will absorb broth and make the leftovers much thicker. If the soup has thickened, stir in a little water or broth when reheating.

For longer storage, freeze the cooled soup in airtight, freezer-safe containers for up to 3 months for best quality. Leave a little room at the top because liquid expands as it freezes. Thaw it in the refrigerator, or reheat from frozen over low heat with a splash of broth, stirring as it loosens. Reheat only the amount you plan to eat, on the stovetop or in a microwave-safe dish, until the center reaches 165°F (74°C); check with a food thermometer. Bring the soup back to a gentle simmer rather than letting it boil hard.

Frequently Asked Questions

Can I make Cajun bean ham soup without andouille?

Yes. Use another fully cooked smoked sausage, or leave the sausage out and add a little extra ham. Without andouille, the soup will be less peppery and smoky, so taste it near the end and adjust the Cajun seasoning or hot sauce. Check the finished soup reaches 165°F (74°C) because it contains cooked meat being reheated.

Can I use a ham bone instead of diced ham?

Yes, if the bone comes from cooked ham. Add it with the broth so it can flavor the soup, then remove it before serving. Pick off any meat that is easy to remove and stir that meat into the pot. A bone can add salt and richness, so wait until the end to decide whether the soup needs more salt. The recipe timing may need to increase if the bone and its meat are cold from the refrigerator.

How can I make the soup less spicy?

Use a mild Cajun seasoning, start with 2 teaspoons rather than a full tablespoon, and leave out the optional hot sauce. Andouille itself can range from mildly seasoned to quite hot, so choose a milder smoked sausage if spice is a concern. You can always pass hot sauce at the table for people who want more heat.

Can I use canned beans without rinsing them?

You can, but draining and rinsing the beans gives you more control over the soup’s salt and broth texture. The liquid in a can is edible, but it can make the soup saltier or thicker than expected. If you choose not to rinse, use low-sodium broth and taste carefully before adding the measured salt.

Why did my leftover soup become so thick?

Beans continue to absorb broth as the soup cools and sits, and rice absorbs even more if it was stored in the pot. Stir in broth or water a little at a time while reheating until the consistency is right. Season again after thinning, then heat the soup to 165°F (74°C) before serving.

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Safety notes: safe minimum internal temperatures from USDA FSIS; raw and undercooked fish guidance from the U.S. FDA. Food safety notes

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