Remove the loaf from the fridge, roll out the shortcrust pastry to a thickness of 4 mm and cut hearts with the 5.5 cm pastry cutter, for every biscuit make a hole for the glass using the other cutter.
Leave the biscuits to rest in the fridge at 4° C for 20 minutes, in the meantime preheat the convection oven to 175° C.
You can rework the shortcrust pastry and make other biscuits, or bake the small hearts separately and eat them.
Bake the biscuits at 170 °C for 10 minutes, remove the dripping pan and place the gummy bears into the hole of the biscuits, lower the oven to 160° C and bake them for 3 minutes or until the gummy bears will melt.
Remove the dripping pan from the oven, let the biscuits cool before removing from the baking paper.