Beat until fluffy:

1 cup salted butter

1 cup sugar

1 cup brown sugar, packed

2 large eggs

2 tsp vanilla

Stir in gently:

2 cups flour

1 tsp baking powder

1 tsp baking soda

1/2 tsp kosher salt

Add:

3 cups quick (not minute) oats

1-1/2 cups raisins

350F for 12-14 minutes