Preheat the oven to 350°F and line and lightly grease and 8x8 inch square pan.
In a stand mixer or a handheld mixer cream together the butter and sugar on high for 2-3 minutes.
1/2 cup butter, 3/4 cups white sugar
Add in the egg and vanilla and mix until smooth.
2 eggs, 1 tbsp vanilla extract
Turn the mixer on low and add in the flour until a soft dough forms.
1 1/2 cups all-purpose flour
Transfer 3/4 of the dough into the pan and press it down into the pan evenly and firmly.
Add an even layer of cherry pie filling.
1 can cherry pie filling
Add tablespoon dollops on top with the remaining 1/4 of the dough base.
Place into the oven for 25-30 minutes. The top will be a light colour, but the base will be a golden brown on the edges. This is how you'll know it's done.
Allow to cool completely before glazing.
To create the glaze, mix together the powdered sugar, milk, and vanilla.
1 cup powdered sugar, 2 tbsp milk
Drizzle on top of cooled bars, slice, and enjoy!