Oatmeal Muffins

1 cup flour
1 1/4 cup sugar
1 cup old fashioned oatmeal
1 cup milk
1 egg
1 Tbsp. baking powder
1 tsp. salt
1 Tbsp. oil
1 cup raisins (optional)

Mix all ingredients in medium-sized bowl. Fill each oiled muffin tin 3/5 full. Bake at 375 for 20 minutes or until golden brown