Mix 300 g mango pulp, 1 squirt lemon juice, and 0.5 teaspoon brown sugar in a bowl.
In another bowl, mix 80 g yogurt, 60 g mascarpone, 0.5 teaspoon brown sugar, 1 teaspoon amaretto, and the scraped pulp from 1 vanilla pod until creamy.
In serving glasses, layer the mango pulp mixture, then the mascarpone cream, then the mango pulp mixture again.