Melt 1-1/2 sticks butter. Set aside.

Boil noodles as directed, keeping noodles slightly al dente because will finish cooking off in oven. Set aside.

Preheat oven 375 °. In a small saute pan, saute onion until almost tender then add garlic. Cook for 5 more minutes. Set aside.

Make mashed potatoes & mix in 1/2 stick butter, 1 package cheese, & onion mixture. Add some milk if potatoes too stiff. They should be creamy.

In a greased 13x9in pan, start layering noodles, like a lasagna. Then spread potatoes mixture. Then1/4 some butter. Then 1/4 cheese. Repeat ending with last layer of noodles, then butter and cheese.

Cover with foil & bake for 30-40 minutes. Then serve as a vegetarian meal or as side.