Cream butter and brown sugar together, stir in oatmeal.
Line 8 by 8 inch square pan with parchment paper or aluminum foil.
Press oatmeal mixture into square pan.
Bake in 350 degree oven for 12 minutes. Cool for 5 minutes.
Beat cream cheese, egg, milk, honey, lemon juice, and lemon peel together.
Pour into baked crust.
Bake in 350 degree oven for 25 minutes or until center is set and bubbles appear.
Cool a bit.
Refrigerate for at least 4 hours.
Drizzle with honey before serving.