Spicy Lentil Soup
Ingredients:
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1 tablespoon olive oil
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¼ cup chopped onion
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4 cloves garlic, chopped
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1 large carrot, chopped
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1 large stalk celery, chopped
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2 tablespoons tomato paste
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⅛ teaspoon crushed red pepper flakes, or more to taste
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⅛ teaspoon cayenne pepper, or more to taste
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salt and ground black pepper to taste
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6 cups chicken stock
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1 ½ cups dry lentils