Preheat oven to 350 degrees. Grease 8x8 inch baking pan.
In a large bowl, whisk eggs together. Add milk, peanut butter, maple syrup, vanilla, and salt. Whisk well.
Add peanut butter powder, chia seeds, and baking powder. Whisk again.
Stir in oats.
Pour into baking pan.
Bake for 55-60 minutes or until center is firm.
Refrigerate any extra to enjoy all week. It also freezes great!