Good-Cooking - Arizona Cake

Ingredients

• 1 1/4 cups boiling water
• 1 cup quick rolled oats
• 1/2 cup butter or margarine
• 1 cup granulated sugar
• 1 cup brown sugar
• 2 eggs
• 1 1/3 cups all-purpose flour
• 1 teaspoon salt
• 1 teaspoon baking soda
• 1/2 teaspoon cinnamon
• 6 tablespoons margarine
• 1/2 cup brown sugar
• 1/4 cup milk
• 1 teaspoon vanilla extract
• 1 cup coconut
• 1 cup nuts, chopped