Hot Strawberry Jam Dutch Baby

Bahan-bahan (4 porsi)

• 6 cups fresh sliced strawberries
• 1/3 -1/2 cup maple syrup
• 2 teaspoons lemon juice
• 1 teaspoon vanilla bean powder ((or 2 tsp vanilla extract))
• 4 tablespoons salted butter, plus more for serving
• 4 large eggs, at room temperature
• 2/3 cups whole milk, at room temperature
• 2/3 cup all-purpose flour
• 1/2 teaspoon kosher salt
• 2 teaspoons vanilla extract