1: In a bowl, mix pancake mix, whole milk, egg yolks, and granulated sugar until combined.
2: In another bowl, beat the egg whites until stiff peaks form and gently fold into the pancake mixture.
3: Heat a pan and add butter, then pour in pancake batter for each pancake.
4: Cook until bubbles form, then flip and cook until golden brown.
5: In a saucepan, melt brown sugar, unsalted butter, and whole milk over low heat, stirring until smooth.
6: Stir in cocoa powder and flour to create a chocolate sauce.
7: Serve pancakes topped with strawberries and drizzle with chocolate sauce.