Cheese Enchiladas

8 ounces each of cheedar cheese and monterey jack cheese, shredded
1 small onion, finely chopped
1 can sliced olives
1 - 24 ounce can of red enchilada sauce
2 dozen tortillas
1 cup oil

Set aside enough cheese to sprinkle on top of the casserole. Combine cheese, onions and olives in a bowl. Put two skillets on the stove. Add the enchilada sauce to one skillet, keep on very low flame. Put the oil in the other skillet. Lightly fry a tortilla. Dip the tortilla in the warmed enchilda sauce, turning to make sure both sides of the tortilla are covered. Place a few spoons of the cheese mixture in the tortilla and roll. Add the rolled tortilla to a casserole dish. Sprinkle remaining cheese on top of casserole. Bake at 300 degrees until cheese melts and the casserole is heated through. Serve immediately.