Lemon Blueberry Pound Cake Ingredients: 1. 1 cup (2 sticks) unsalted butter, softened 2. 2 cups granulated sugar 3. 4 large eggs, at room temperature 4. 3 cups all-purpose flour 2 tbsp for blueberries 5. 1/2 tsp baking soda 6. 1/2 tsp salt 7. 1 cup sour cream or Greek yogurt 8. 1/2 cup fresh lemon juice (from 2 lemons) 9. Zest of 2 lemons 10. 1 tsp vanilla extract 11. 1 1/2 cups fresh blueberries or frozen, unthawed For the Lemon Glaze (Optional): 1. 1 cup powdered sugar 2. 2 tbsp fresh lemon ju