Peanut Butter and Jelly Jewels

INGREDIENTS

• 1 cup bleached all-purpose flour (dip and sweep method) (5 ounces = 142 grams)
• 1/2 cup unsalted butter (4 ounces = 113 grams)
• 1/2 cup light brown sugar (firmly packed) (3.75 ounces = 108 grams)
• 1/4 cup granulated sugar (1.75 ounces = 50 grams)
• 1/8 teaspoon salt
• 2 (3-ounce) bars milk chocolate (6 ounces = 170 grams)
• 1 cup smooth peanut butter (9.25 ounces = 266 grams)
• 1 1/2 (12-ounce) jars cherry preserves (1 pound 2 ounces = 510 grams)
• 2 (3-ounce) bars bittersweet chocolate (6 ounces = 170 grams)
• 1/2 teaspoon pure vanilla extract (2 grams)
• 1 large egg (3 tablespoons + 1/2 teaspoon) (1.75 ounces = 50 grams, weighed without the shell)
• 1 teaspoon baking soda (5 grams)
• 6 tablespoons unsalted butter (room temperature) (3 ounces = 85 grams)