Add yeast to warm water. Stir to combine. Let sit until foamy.
In a large bowl, mix 5 cups of flour, salt, baking powder, baking soda, and sugar.
Cut cold butter and shortening into the dry mixture until it looks like small peas. Add lemon zest.
Mix the yeast into buttermilk. Pour into the dry mixture. Stir gently until combined (do not overwork).
Carefully fold in blueberries.
Sprinkle ½ cup flour on the work surface.
Dump dough onto the floured surface. Knead lightly until it forms a ball.
Press dough into a rough rectangle. Fold in half, press again, and repeat two more times. Flatten to ¾-inch thickness.
Use a biscuit cutter to cut biscuits. Press straight down (don’t twist). Rework the dough to cut more.
Place biscuits on a greased skillet or parchment-lined sheet. Cover with a damp towel. Let rise for 1 hour 15 minutes.
Preheat oven to 400°F.
Bake for 12-15 minutes until golden brown.
Brush hot biscuits with melted butter.
Cool biscuits on a wire rack.
To Make Cream
Whip cream cheese until fluffy.
Mix in powdered sugar.
Fold in Cool Whip.
Add vanilla or maple extract (or divide the cream to use both).
Top biscuits with cream and blueberries as desired. Enjoy!
Notes
Prevent Blueberry Bleeding: Use frozen blueberries to keep them from bleeding into the dough.Chill Your Biscuit Cutter: A cold biscuit cutter makes cleaner cuts and helps biscuits rise better.Golden Biscuit Tops: Brush biscuits with buttermilk before baking for a perfectly golden top.