Step 1

Preheat oven to 450°F (230°C).

Step 2

Pour melted butter into a 9x13-inch baking dish, ensuring the bottom is evenly coated.

Step 3

In a large mixing bowl, combine 4 cups Bisquick baking mix and 1 cup sour cream until crumbly.

Step 4

Pour 1 cup 7-Up soda into the mixture and stir until just combined (dough will be sticky).

Step 5

Turn dough onto a well-floured surface and sprinkle flour on top.

Step 6

Gently pat dough to about 1-inch thickness.

Step 7

Use a biscuit cutter or round cookie cutter to cut out biscuits.

Step 8

Re-roll scraps to make additional biscuits as needed.

Step 9

Place biscuits in the prepared baking dish, close together but not touching.

Step 10

Bake in the preheated oven for 12-15 minutes, or until tops are golden brown.

Step 11

Remove from oven and let cool slightly before serving.

Step 12

Enjoy warm with butter, jam, or your favorite spread.