Combine the granulated sugar, brown sugar, vanilla, salt, whole eggs and yolks in a large bowl.
Melt the butter and chocolate in a double boiler (or in short increments in the microwave stirring between), and whisk together until fully combined. Whisk in the oil.
Pour the chocolate mixture into the sugar mixture and mix until fully combined. Gently fold in the flour and cocoa.
Pour the brownie batter into a prepared* 9x13" dish, spreading all the way to the edges. Press Oreos into the batter until tops are flush with batter.
Bake at 350F degrees until a toothpick inserted in the center comes out clean, 30 to 35 minutes.
While brownies are baking, heat heavy cream until gently simmering (this can be done in the microwave or on the stove top).
Pour cream over white chocolate, and blend with an electric mixer until smooth. Add food coloring and continue blending until you reach your desired color.
Pour warm ganache over the cooked brownies and spread to the edges. Top with sprinkles while warm, and allow the ganache to set.
Notes
Calories are automatically generated. For best results calculate based on your exact ingredients.*We like to use a combination of foil or parchment paper and this pan release to make sure the brownies come out easily!