Greek Yogurt Biscuits

Ingredients (8)

• + 2 cups all-purpose flour add to pantry
• + 2 tablespoons white sugar add to pantry
• + 2 teaspoons baking powder add to pantry
• ✓ ½ teaspoon salt
• + ¼ teaspoon baking soda add to pantry
• + ½ cup cold butter, cut into small cubes add to pantry
• + ½ cup cold nonfat Greek yogurt add to pantry
• + ¼ cup cold seltzer, or more as needed add to pantry