Christmas Rice

Ingredients

• 1 c. uncooked rice
• 2 cans undiluted chicken with rice soup
• 1 1/4 c. water
• 1 large onion, diced
• 1 small jar sliced pimentos with juices
• 1 small can mushroom pieces with juices
• 1 tsp. salt
• 1/2 stick margarine cut in pieces (I use less margarine and add 2 Tbsp. garden peas)