Incredible dessert in 15 minutes for your family! no condensed milk! it melts in your mouth

Incredible dessert in 15 minutes for your family! no condensed milk! it melts in your mouth ! Ingredients : pastry cream: 1 medium egg. 1/4 cup of sugar (50g). 8g of vanilla sugar. 2 tbsps of cornstarch (15g). 1 cup of milk (250ml). cake : 2 eggs. a pinch of salt. 1/2 cup of sugar (100g). ~1/2 cup of milk (100ml). ~1/4 cup of vegetable oil (50ml). ~1/2 cup of ground almonds (50g). 1 and 1/2 cup of all purpose flour (180g). 1/2 tbsp of baking powder (8g). ~3/4 cup of sliced almonds (50g). Powdered sugar (optional). enjoy it !