Broccoli Souffle - cooking recipe

Ingredients

2 (10 oz.) pkg. frozen, chopped broccoli, cooked and drained thoroughly
1 c. mayonnaise
1 c. grated Cheddar cheese
1 small can mushroom stems and pieces, drained
1 can cream of mushroom soup
1 small yellow onion, chopped fine and sauteed in a little butter
1 egg, slightly beaten
2 slices white bread, cut into cubes and sauteed in a little butter (use as topping)

Preparation

Combine everything in a casserole; top with bread cubes and bake at 350\u00b0 for 1 hour, uncovered.