3 eggs
3/4 cup sugar (190 g)
1 tsp vanilla
1 tbsp lemon juice
zest of 1 lemon
3/4 cup sour cream (180 ml)
1/2 cup vegetable oil (120 ml)
2 cups flour (260 g)
1 tsp baking powder
1/2 tsp baking soda
1.5 cups frozen berries (I used a mix of blueberries, blackberries, and strawberries)
Beat the eggs with sugar using a mixer
Add vanilla, lemon juice, lemon zest, sour cream, and vegetable oil, and mix
Add flour, baking powder, and baking soda, and mix again
Add frozen berries and gently combine
Divide the batter into muffin cups
Bake in a preheated oven at 180°C (350°F) for 25 minutes