Preheat the Oven: Set to 350°F (175°C) and grease a cake pan.
Mix Wet Ingredients: In a bowl, whisk together the yogurt, vanilla extract, sugar, and vegetable oil until smooth.
Add Dry Ingredients: Gradually mix in the flour, baking powder, and chocolate chips until fully combined.
Pour & Bake: Pour the batter into a prepared cake pan and bake for 30–35 minutes, or until a toothpick inserted in the center comes out clean.
Cool & Serve: Let the cake cool before slicing. Enjoy warm or at room temperature!