Frito Casserole

1 pkg corn chips
1 medium onion chopped
1 pd. Turkey or ground beef
1 16 oz. pkg shredded cheddar cheese
1 16 oz can refried beans
1 pkg shredded Mexican flavor cheese
1 can enchilada sauce
1 tsp garlic powder
1 tsp onion powder
1 tsp chili powder
1 tsp cayenne pepper
Chopped lettuce
Chopped tomato
Sour cream

Directions: Saute onions, add ground meat to onions, season meat and brown. Layer bottom of a 9X9 pan with refried beans, add layer of crumbled fritos over refried beans, add a layer of ground meat. Pour ½ over layers, add layer of crumbled fritos, another layer of beans and meat, another layer of enchilada sauce, top with whole fritos and layer of shredded cheese.  Microwave on medium/high heat for 10 minutes.  Remove from microwave and top with sour cream, shredded lettuce and tomato.