Combine flour, sugar, and salt in a large bowl. Cut in cold butter until the mixture resembles coarse crumbs.2 cups all-purpose flour, 1 tbsp sugar, 1/2 tsp salt, 1 cup unsalted butter, 4-5 tbsp ice water
Add ice water, one tablespoon at a time, until the dough comes together. Divide into two discs, wrap in plastic, and chill for 30 minutes.
Cook strawberries, honey (or maple syrup), and lemon juice in a saucepan over medium heat until the berries break down.1 1/2 cups strawberries, 1 tbsp maple syrup, 1 tsp lemon juice
Stir in the cornstarch slurry (cornstarch mixed with water) and cook until thickened. Cool completely.1/2 tbsp cornstarch, 1 tbsp water
Roll out each chilled dough, one at a time, and cut into 8 equal rectangles, 16 total.
Place six rectangles on a baking sheet and spoon 1 tablespoon of filling onto each. Cover with the remaining dough rectangles and press the edges with a fork to seal. Prick the tops with a fork.
Bake at 375°F for 20-25 minutes, or until golden brown. Cool completely before glazing.
Mix powdered sugar, milk, and strawberry juice until smooth. Spread or drizzle over the cooled pop tarts.1/2 cup powdered sugar, 1 tbsp water, 1 tsp red food coloring