Alsatian-Style Slow Cooker Lentil & Apple Soup

Alsatian-Style Slow Cooker Lentil & Apple Soup

A comforting, rustic stew where earthiness meets subtle sweetness. Smoky sausage and nutty brown lentils form a savory base, while tart Granny Smith apples melt into the broth, creating a velvety texture balanced by the sharp tang of Dijon mustard and cool sour cream.

7h 20mEasy6 servings
Remix

Equipment

Slow cooker (6 quart / 6 liter)
Chef's knife
Cutting board
Skillet*

* optional

Ingredients

6 servings

Base & Aromatics

  • 400 g dried brown lentils, rinsed and picked over
  • 450 g smoked sausage (kielbasa or similar), sliced into half-moons
  • 2 tart apples (granny smith), peeled, cored, and diced
  • 1 yellow onion, diced
  • 2 carrots, diced
  • 2 celery stalks, diced

Liquid & Seasoning

  • 1500 ml chicken stock, low sodium
  • 5 g dried thyme
  • 2 dried bay leaves
  • 1 g ground allspice
  • 2 g black pepper, freshly ground

Finishing

  • 30 g dijon mustard
  • 15 ml apple cider vinegar
  • 120 g sour cream, for garnish
  • 10 g fresh parsley, chopped

Nutrition (per serving)

Nutrition is estimated per serving. Nutrients without complete source data are omitted.

347
Calories
21g
Protein
34g
Carbohydrates
16g
Fat
8g
Fiber
6g
Sugar
1854mg
Sodium
Full nutrition
Calories
347 kcal
Protein
21 g
Carbohydrates
34 g
Fat
16 g
Fiber
8 g
Sugar
6 g
Sodium
1854 mg
Saturated Fat
6 g
Trans Fat
0 g
Monounsaturated Fat
1 g
Polyunsaturated Fat
0 g
Cholesterol
12 mg
Potassium
672 mg
Calcium
232 mg
Iron
11.7 mg
Magnesium
24 mg
Phosphorus
269 mg
Zinc
3.6 mg
Vitamin A
150 mcg
Vitamin C
9 mg
Vitamin D
0.1 mcg
Vitamin E
0.4 mg
Vitamin K
47 mcg
Vitamin B6
0.0 mg
Vitamin B12
0.1 mcg
Thiamin
0.08 mg
Riboflavin
0.22 mg
Niacin
0.8 mg
Folate
14 mcg
Water
294 g
Alcohol
0 g
Caffeine
0 mg

Sources: Aggregated Public Data, USDA FoodData Central

Method

01

Place the diced onion, carrots, celery, sliced sausage, and diced apples into the basin of the slow cooker.

02

Add the rinsed lentils, dried thyme, bay leaves, allspice, and black pepper. Pour the chicken stock over the mixture and stir gently to combine.

03

Cover and cook on LOW for 7-8 hours or HIGH for 3-4 hours, until the lentils are tender and the vegetables are soft.

7hFeel: Lentils should be creamy but not disintegrated
04

Discard the bay leaves. Stir in the Dijon mustard and apple cider vinegar. Taste and season with salt if necessary (the sausage and stock usually provide sufficient salinity).

05

Ladle into bowls and top with a dollop of sour cream and fresh chopped parsley.

Chef's Notes

  • The apples will largely disintegrate during the long cook, thickening the broth naturally and providing a subtle, sweet counterpoint to the smoky sausage.
  • Brown lentils work best here; red lentils will turn to mush, and French green lentils (Puy) may remain too firm for a rustic stew texture.
  • If using a particularly fatty sausage, you may want to skim the surface of the soup before stirring in the mustard.

Storage

Refrigerator: 4 daysFlavors improve significantly the next day.

Freezer: 3 monthsTexture may soften slightly upon thawing; reheat gently.

Reheating: Simmer gently on the stovetop; add a splash of water if the stew has thickened.

Troubleshooting

Lentils are still hard after cooking time

Cause: The lentils were old or acid was added too early

Fix: Add 100ml hot water and continue cooking on HIGH for 45-60 minutes

Prevention: Check expiration dates on dry goods; ensure vinegar/mustard are added only at the end

Cultural Context

This dish draws inspiration from the Alsace region on the border of France and Germany, where the combination of fruit (apples), cured meats, and brassicas or pulses is a staple of hearty winter cooking.

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