INGREDIENTS
2 cups
all-purpose flour
1/2 tsp
baking powder
1/2 tsp
baking soda
1/2 tsp
salt
1 cup
granulated sugar
Zest of 2 lemons
1/2 cup
unsalted butter, at room temperature
1 cup
ricotta cheese (whole or low-fat is fine)
1
large egg
1 tbsp
fresh lemon juice
1 tsp
vanilla extract
1 cup
fresh blackberries
Turbinado sugar-for sprinkling on muffin tops