Description

These bars are insanely good and very addictive, so be careful! There are a lot of ingredients and isn't a quick recipe to make, but it's so worth it.

Ingredients

• Oat Cookie:
• 1 stick unsalted butter, at room temperature
• 1/3 c. packed light brown sugar
• 3 T. granulated sugar
• 1 egg yolk
• ½ c. all-purpose flour
• 1 ½ c. old-fashioned rolled oats
• 1/8 t. baking powder
• pinch of baking soda
• ½ t. salt
• Crust:
• 1 recipe Oat Cookie
• 1 T. tightly packed light brown sugar
• ¼ t. salt
• 4T. unsalted butter, melted
• Pie Filling:
• 1 ½ c. granulated sugar
• ¾ c. tightly packed light brown sugar
• ¼ c. powdered milk
• ¼ c. corn starch
• 1 ½ t. kosher salt
• 2 sticks unsalted butter, melted
• ¾ c. heavy cream
• ½ t. vanilla extract
• 8 egg yolks
• powdered sugar, for garnish

Steps

1. Oat Cookie:
2. Preheat oven to 350 degrees.
3. Cream butter and sugar in a stand mixer with a paddle attachment for 2-3 minutes, 4-5 minutes if using a hand mixer, until fluffy and pale yellow in color. On low speed, add egg yolk; increase speed to medium-high; beat 1-2 minutes, until sugar is fully dissolved and mixture is pale white.