Custard without potatoes dough

2 single trifle sponge cakes 500 ml whipped cream 1 tablespoon sugar for cream 3 tablespoons tbsps sherry wine (or to taste) lime flavoued soft drink, to[...]

6 teaspoons butter , divided 4 eggs 1 cup milk 6 tablespoons flour 1/2 teaspoon vanilla 1 (3 1/2 ounce) box instant pudding mix (any flavor and sugar free[...]