High-Protein PB&J Rice Krispie Bars (Printable Version)

Crispy chewy bars with peanut butter protein drizzle and swirled jelly for a protein-packed nostalgic snack.

# What You'll Need:

→ Base

01 - 4 cups crisped rice cereal
02 - 1 cup creamy peanut butter
03 - 1/2 cup honey or maple syrup
04 - 1/4 cup vanilla or unflavored protein powder
05 - 1/4 teaspoon fine sea salt
06 - 1 teaspoon vanilla extract

→ Toppings

07 - 1/3 cup peanut butter for drizzle
08 - 2 tablespoons vanilla or unflavored protein powder for drizzle
09 - 2 tablespoons milk (dairy or plant-based) as needed for consistency
10 - 1/3 cup strawberry or grape jelly, slightly warmed

# Directions:

01 - Line an 8x8-inch baking pan with parchment paper, leaving overhang for easy removal.
02 - In a large saucepan, gently heat 1 cup peanut butter and honey over low heat, stirring until smooth and combined. Remove from heat.
03 - Stir in vanilla extract, salt, and 1/4 cup protein powder until fully incorporated.
04 - Add crisped rice cereal and mix until evenly coated.
05 - Press the mixture firmly and evenly into the prepared baking pan.
06 - In a small bowl, mix 1/3 cup peanut butter with 2 tablespoons protein powder and enough milk to create a thick, pourable drizzle.
07 - Drizzle the peanut butter protein mixture over the pressed base.
08 - Warm the jelly slightly to loosen, then drop spoonfuls over the top. Use a knife or skewer to swirl the jelly and peanut butter drizzle decoratively.
09 - Chill in the refrigerator for at least 40 minutes, or until set.
10 - Lift out of the pan using parchment, cut into 12 bars, and serve.

# Expert Hints:

01 -
  • They taste like a nostalgic treat but actually keep you full—seven grams of protein per bar means you're not just eating nostalgia, you're eating something that sticks with you.
  • The whole thing comes together in twenty minutes of active time, which feels like a small miracle when you're standing there with a homemade snack that looks bakery-worthy.
  • That peanut butter-jelly swirl isn't just pretty; it reminds you why this pairing has lasted a century while tasting modern and intentional.
02 -
  • The drizzle won't set up like frosting—it stays slightly soft, which is exactly how it should be, so don't keep chilling hoping for a crunchy layer because you'll just make it unpleasantly hard.
  • Warming the jelly is non-negotiable; cold jelly will either stay in blobs or require aggressive swirling that damages your peanut butter base underneath.
03 -
  • A damp knife makes cutting infinitely easier and neater—keep a warm, wet cloth nearby while slicing and wipe between each cut to prevent dragging.
  • If your drizzle seizes up while you're mixing it, add milk one drop at a time rather than trying to fix it all at once, and patience will return it to pourable consistency without any damage.
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