one-dish chicken & rice casserole

Ingredients

• 3 - uncooked boneless, skinless chicken breasts, cut into 1-inch pieces
• 2 cups instant rice, like minute rice, uncooked
• 2 cups water
• 1 1/2 cups frozen mixed vegetables
• 2 cans cream of chicken soup, undiluted
• 1 can cream of mushroom soup, undiluted
• 1 tablespoon or 1 cube chicken bouillon, crumbled well
• 1/2 teaspoon black pepper
• 1/2 cup cold butter, sliced into thin slices