Hearty beef stew

Ingredients

• 26 1/2 oz beef goulash
• 1 onion
• 1 clove garlic
• 1 tbsp tomato paste
• 1/2 tsp cayenne pepper
• 2 tsp sweet paprika powder
• 1/2 tsp caraway seed
• 1/2 tsp ground nutmeg
• 1 bay leaf
• 14 oz canned crushed tomatoes
• 1 3/4 cups water
• 1 red bell pepper
• 1 yellow bell pepper
• salt
• pepper
• vegetable oil (for frying)
• sour cream (for serving)