Yellow Plum and Crystallized Ginger Galette (with Blueberries) — The Mom 100

Ingredients

• 1 ¼ cups all-purpose flour
• 1 tablespoon sugar
• ½ teaspoon kosher salt
• ½ cup (1 stick) cold unsalted butter ((cut into small pieces))
• 3 to 4 tablespoons very cold heavy cream
• 1 ½ pounds ripe but still firm yellow plums ((sliced))
• 1 cup blueberries
• 5 tablespoons sugar ((divided))
• 2 tablespoons all-purpose flour
• ½ teaspoon ground cinnamon
• ¼ cup chopped crystallized ginger
• 2 tablespoons unsalted butter ((cut into small pieces))
• 1/3 cup good quality lemon, apricot, or orange preserves
• Whipped cream ((to serve; optional))