01 -
Combine almond flour, tapioca starch, vanilla protein powder, coconut sugar, and butter in a food processor. Pulse until the mixture resembles coarse crumbs. Add the egg and process until the dough comes together.
02 -
Form the dough into a disc, wrap tightly in plastic wrap, and refrigerate for at least 30 minutes.
03 -
Heat raspberries and water in a saucepan over medium heat until the berries break down and become easily mashed. Stir in chia seeds and remove from heat. Incorporate collagen powder, mix thoroughly, and refrigerate until ready to use.
04 -
On a parchment-lined surface dusted with tapioca starch, roll the dough into a rectangle approximately 1/4 inch thick. Trim the edges and cut into 10 even rectangles using a pizza cutter.
05 -
Transfer parchment with dough rectangles onto a baking sheet. Spoon chia jam filling onto the center of 5 rectangles, leaving a border. Top with remaining rectangles, press edges to seal with a fork, and prick tops to vent steam.
06 -
Bake in a preheated oven at 350°F (177°C) for 20 minutes, or until pastry is lightly golden. Cool completely on the baking sheet.
07 -
Press fresh or thawed raspberries through a fine mesh strainer to obtain juice. Mix raspberry juice with powdered monkfruit sweetener until a thick, spreadable consistency is achieved, adding a splash of milk if necessary.
08 -
Spread the raspberry frosting over cooled pop tarts. Allow the icing to set before serving.