"I Want to Marry You" Cookies - Chew Nibble Nosh

Ingredients

• 2 sticks butter
• 1 1/4 cup dark brown sugar
• 1/2 cup granulated white sugar
• 1 egg
• 1 egg yolk
• 1 tsp. pure vanilla extract
• 2 cups all-purpose flour
• 1 cup old-fashioned oats
• 1/2 tsp. baking soda
• 1/2 tsp. salt
• 1/4 tsp. cinnamon
• 1 cup semi-sweet chocolate chips
• 1 cup white chocolate chips