Dice the butter into small pieces. Keep it in the fridge.
½ cup Butter
Mix the heavy cream, egg, and vanilla extract, in a mug. Keep in the fridge.
½ cup Heavy cream, 1 Egg, 1 tablespoon Vanilla extract
Whisk all the dry ingredients, add the lemon zest, and mix.
2 cups All-purpose flour, ⅓ cup Sugar, 2 teaspoon Baking powder, ½ teaspoon Salt, 1 tablespoon Lemon zest
Bring the butter out of the fridge and add it to the flour mixture. Using a pastry cutter or two forks break the butter pieces until there is no large chunk of butter left and the mixture looks like wet sand.
½ cup Butter
Make a well in the center of the flour mixture, and pour the cream in the center. Add the lemon juice. Gently mix the liquid into the dry. DO NOT OVERMIX.
1 tablespoon Lemon juice
Fold in the blueberries and gently mix.
1 cup Blueberry
Dump the dough on a clean, and floured surface. gather all the pieces of the dough, and make a large ball. Using your hands, make an 8-inch disk with 1½ inch thickness.
Wrap this disk in cling wrap and chill in the fridge for half hour.
Preheat the oven to 400°F. Using a round cookie cutter, cut the dough and place them on the baking sheet.
Brush them with some cream, and sprinkle the top with Turbinado sugar.
Bake for 20 minutes. turn the try after 10 minutes. Scones serve best when warm.