Cook the lentils with bay leaf and chili peppers in ½ liter of stock for about 30 minutes.
Sauté the onion and paprika in a pan. Stir in tomato paste, oregano, paprika powder and pressed garlic. Fill up with ¼ liter of stock and simmer for 5 minutes. Mix in the canned tomatoes and lentils. Season to taste with salt, Tabasco and lemon juice. Let simmer for another 2 minutes.