"This is a great dish to make ahead of time and store in the freezer for a future meal...."
For the beef and vegetable layer:
ground beef
chopped yellow onions
chopped carrots
peas (I used frozen)
corn kernels (I used frozen)
butter
flour
fresh thyme leaves
clove garlic, pressed or minced
beef stock
Salt and pepper
For the mashed potato layer:
Yukon Gold potatoes, peeled and cut into large cubes
heavy cream
milk
butter, softened or melted
grated cheddar cheese
Salt and pepper