1 box macaroni, cooked
1 can cream of mushroom soup
3/4 c. mayonnaise
1/4 c. chopped bell pepper
1 med. onion, chopped
1 sm. jar pimento (optional)
1 c. grated cheddar cheese (save some for top)

Mix all the above together. Sprinkle remaining cheese on top and bake in 350 degree oven for 30-35 minutes until bubbles.