In medium bowl, stir together powdered peanut butter, oats, chia seeds, coconut milk and vanilla extract.
Divide evenly into mason jars or storage containers and refrigerate overnight.
Before serving, add banana slices, chopped peanuts and peanut butter to each.
Notes
Nutritional information per serving: 280 calories, 12 g total fat, 4 g saturated fat, 135 mg sodium, 36 g carbohydrates, 7 g dietary fiber, 8 g sugar, 10 g protein, 8% vitamin A, 4% vitamin C, 35% calcium, 13% iron.