Peanut Butter and Jelly Bars

0 Pre-heat oven to 350 F and line the bottom and sides of a 9x13 in baking pan with parchment paper
1 In a separate bowl, mix flour, baking soda and cornstarch and set aside
2 In a mixing bowl, mix sugars, butter, peanut butter and salt, until no lumps are visible. Whisk in eggs and vanilla and mix.
5  Mix in your dry ingredients until just combined. Do not over mix!*
3 Spread 2/3 of the dough into the prepared pan, pressing with a rubber spatula until even. Spread evenly the strawberry jam on top. Crumble the remaining dough with your fingers on top of the jam
4 Bake for 40 minutes, or until lightly golden. Remove from the oven and let cool completely. Cut in evenly sized triangles and enjoy!