In a large skillet,Cook Bacon,reserve bacon drippings. Drain cooked bacon on paper towel.Set aside.Preheat oven to 350.
In that same large skillet,Brown Ground Beef on medium/high heat until no longer pink,Drain. Reduce heat.
Add onion to skillet.Cook until translucent. Set aside.
In a greased 13 x 9 lay a single layer of frozen potato rounds(Coins). Add Beef & onion mixture evenly in baking dish. Layer Beans evenly over beef mixture. Add another layer of potato rounds Evenly pour condensed tomato soup.Crumble large pieces of Bacon on top.
Bake covered for 30 minutes,then remove foil,and continue baking for 30 min. more. Serve it UP!