Spicy Tomato Vodka Soda

To prepare tomato-infused vodka: Combine vodka, 6 halved cherry tomatoes and 1/2 jalapeño in an airtight container. Store in a cool, dark place for 5 days, shaking daily. Strain before using. (Makes enough for 8 cocktails.)

To prepare cocktail: In a tall, chilled glass, combine 2 ounces of the tomato-infused vodka, lemon juice, tomatoes and jalapeño. Add ice and top off with seltzer.