3 c. cooked macaroni
2 c. evaporated milk
3 c. shredded processed cheese
1/2 c. finely chopped green pepper
1/2 c. chopped onion
1 tsp. salt
1/4 tsp. pepper

Add all ingredients into a lightly greased crock pot. Cover and cook on high 2-3 hours. Stir once or twice.