2In casserole dish or large loan pan,thoroughly mix together ground beef, onions, carrots, green pepper, salt, pepper, sage, egg, oats, and 1/2 the tomato sauce. if mixture seems too dry, ketchup or additional tomato sauce may be added.
3Top with remaining tomato sauce. Bake in preheated oven for 50-60 mins until center is no longer pink.
Carrot and green peppers may be omitted, still gets a lot of compliments even without the added veggies.