Как приготовить картофельный пирог «Монблан»

【Sweet Potato Mont Blanc Tart】 〈Sweet Potatoes〉 2 sweet potatoes Salad oil to taste 2 tablespoons mirin (sweet cooking rice wine) 80g granulated sugar A pinch of black sesame seeds 〈For the tart dough〉 60 g unsalted butter 50 g powdered sugar 1 egg yolk 110g flour 30g almond powder 〈Purple sweet potato creme d'amande〉 30 g unsalted butter 30 g powdered sugar 30g whole egg 30g almond powder 30g purple sweet potato powder Bake at 180℃ for 30 minutes. 〈Vanilla mousse〉 1 egg yolk 20g granulated sugar 3 g gelatin 2 g vanilla bean 75g milk 75g fresh cream 〈Sweet Potato Cream〉 250g sweet potato paste 35g granulated sugar 50g fresh cream 15g melted butter 〈Decoration〉 Fresh cream fresh thyme