Crockpot Sloppy Joes

1 pkg ground beef
1 onion, finely choped
1/2 green pepper, chopped
1/2 red pepper, chopped
2-8oz cans tomato pate
3/4 cup ketchup
1 tbsp worcestershire sauce
1 tsp chili powder
1/4 tsp pepper
1/4 tsp garlic powder

Brown beef in frying pan and drain off fat.  Put in crockpot, add remaining ingredients.  Stir well.  Cover, and cook on low 8-10 hours or high 3-4 hours.