Tuna Jackstraw Casserole

Ingredients

• 1 (4 ounce) can shoestring potatoes
• 1 (10.75 ounce) can cream of mushroom soup
• 1 (6-9 ounce) can tuna, drained
• 1 (6 ounce) can evaporated milk
• 1 (3 ounce) can broiled sliced mushrooms, drained
• 1/4 cup chopped pimiento