Leftover Roast Beef Casseroles. In a casserole dish put a layer of potatoes a layer of roast beef then layer of cheese layering until you end up with the cheese on top. If you make your casserole base with beef stock you wont loose out on much flavour. Place roast beef in 1 quart casserole dish. Bake for 15-20 minutes at 350.
Add carrots onion and celery. How to Make Leftover Roast Beef Casserole. Mix in milk potatoes and the envelope of sauce mix from the box. Cook until tender 5 to 8 minutes. Transform your deli meat into crowdpleasing sandwiches a Philly cheesesteak is always a good idea and these Roast Beef Horseradish Roll-Ups make meal prep so much easier appetizers these Asparagus Beef Bundles are easy-yet-elegant or unexpected entrees this top-rated Asian. Celery soup or mushroom soup.
Bake at 350 for 30-45 minutes until hot and bubbly.
Bake at 350 for 30-45 minutes until hot and bubbly. Warm through the beef towards the end of cooking. Melt 12 tablespoon butter in a skillet. Mix boiling water and 1 tablespoon butter in a bowl until butter is melted. Onion sliced thin saute 1 c. Bake for 15-20 minutes at 350.