Placed bottom buns in pan topped with cheese slices, roast beef, cheese sauce,another cheese slice. Put in oven at 350 until cheese started melting then removed and topped with bun and brushed with butter/French onion mix. Put back in oven until tops were toasty.
I cooked fries in a kettle with oil.
Velveeta-3.28( 3 packs)
Roast beef-4.00
Cheese slices-1.67
Buns-1.99
Fries-1.68