In a small bowl, whisk together the jam and the extract.
Bubbles and Jam: Place 1 teaspoon of the jam mixture in a champagne flute and top with prosecco. Stir gently to combine.
Vodka and Jam Cocktail: Place 1 teaspoon of the jam mixture in a rocks glass and top with 1 1/2 ounces vodka. Fill the glass with ice, then top off with club soda. Stir gently to combine.
Bubbles and Jam Mocktail: Combine 2 teaspoons of the jam mixture in a highball glass with club soda and ice. Stir gently.
Cook's Note: Present the jam in a pretty bowl with a teaspoon and place all the bottles in an ice bucket for guests to mix their own alcoholic or non-alcoholic beverages. Place a menu on the table with all of the options available as refreshments.