3 mocha molten egg Recipes

unsalted butter, plus more for ramekins, sugar, plus more for ramekins and serving, semisweet chocolate, broken into pieces, egg, egg yolk, espresso powder, salt, all-purpose flour

dark chocolate, coarsely chopped (60-75% cacao), unsalted butter, cut into chunks, granulated sugar, light cream, instant espresso powder or 2 tsp granules dissolved in 1 tbsp hot water, divided, light corn syrup, egg, canola oil, vanilla extract, salt, sugar, all-purpose flour, unsweetened cocoa powder, very hot water