Mix the flour, oatmeal, sugar, and cinnamon together with fork in a large bowl until well blended.
Add 6 tablespoons of softened butter and one beaten egg to the dry mixture and blend with fork until the batter has a sticky consistency.
Add the raisins to the batter and mix together with fork.
Take small handfuls of batter and form them into balls, each about the size of a golf ball, and place onto a greased cookie sheet. Bake approximately 15 minutes. Let cool for 5-10 minutes. Makes 8–12 biscuits.