3 classic chocolate chocolate cream sauce Recipes

all-purpose flour, sugar, baking powder, salt, milk, vegetable oil, eggs, chopped pecans (optional) or 1/2 cup walnuts (optional) or 10 tbsp blueberries (fresh or frozen, if frozen, no need to thaw) (optional) or 5 tbsp mini chocolate chips (optional), maple syrup or fruit syrup or warm fruit, compote, fruit sauce , fresh berries or chopped fruit, chopped nuts or powdered sugar or whipped cream, ice cream or sorbet or chocolate syrup or fruited yogurt

egg yolks, caster sugar, salt, dark bittersweet chocolate, cream, instant coffee powder, cognac, egg whites, bittersweet chocolate , for sauce, unsalted butter, cream