Crispy Apple-Oat Fritters

If the batter thickens as it sits, thin with more club soda. Step 1 Whisk ½ cup sugar and 1 tsp. cinnamon in a shallow bowl; set aside. Step 2 Fit a large pot with thermometer and pour in oil to measure 3”. Heat over medium-high heat until thermometer registers 375°. Step 3 Meanwhile, pulse oats in a …