Preheat the oven to 180°C.
Mix oat flour, almond flour, olive oil, and honey to make the tart crust dough.
Press the dough evenly into small tart molds.
Bake in the oven for 10 minutes and let it cool.
Mix low-fat Greek yogurt with lemon juice, lemon zest, and a bit of honey.
Spread the yogurt lemon cream over the cooled tart crust.
Garnish with finely chopped lemon pieces and mint leaves.