Taco Casserole - Amy

1 large onion 1 lb hamburger 8 oz tomato sauce 10 oz can enchilada sauce 1/2 tsp salt 4.5 oz can chopped olives 9 tortillas 3 hard boiled eggs, chopped 1/4 lb cheddar cheese, grated Brown onion and hamburger together. Add tomato sauce, enchilada sauce, salt and olives; mix well. Layer half the tortillas in bottom of a 9X13 pan then half of the meat sauce, 1/2 the chopped eggs, and half the grated cheese. Repeat with one more layer. Bake at 350 degrees for 30 minutes.