Originally Published:
St. Andrew's, 1977
Original Images:

1/2 Cup butter
1 egg
1/2 Cup sugar
1/2 Cup brown sugar
1 Cup instant oats
1/2 tsp. vanilla
3/4 Cup flour
1/2 tsp. soda
1/2 tsp. salt
1/2 Cup chopped nuts

Mix all ingredients well and bake in 9 x 9" pan at 350° for 25 minutes. Frost with powdered sugar, butter and rum mixed together.