01 -
Fill a heavy-bottomed pot with 5 to 6 inches of vegetable oil and clip on a candy or oil thermometer. Heat oil slowly over medium heat until it reaches 375°F (190°C).
02 -
In a medium bowl, whisk together Bisquick mix, milk, vegetable oil, and egg until mostly smooth. Adjust consistency if necessary by adding a splash more milk or a sprinkle more mix. Let batter rest for 5 minutes to hydrate.
03 -
Break each graham cracker sheet in half to form squares. Layer one marshmallow and a square of chocolate on one graham cracker square, then top with the second square. Press gently to secure. Repeat to make eight s'mores.
04 -
Using tongs or clean hands, fully dip each s'more into the batter, ensuring all sides are covered. Shake off excess batter gently.
05 -
Carefully lower each coated s'more into the hot oil with tongs, holding it for a few seconds to set the batter before releasing. Fry 2 to 3 at a time, turning with a slotted spoon for even browning, about 2 to 3 minutes until deep golden brown.
06 -
Transfer fried s'mores to a wire rack set over a paper towel-lined tray. Let cool for 5 to 10 minutes until outside is set and inside remains gooey.
07 -
Serve warm to enjoy melted chocolate and soft marshmallow. Optionally drizzle with extra melted chocolate.