Raspberry Coconut Jelly Roll

Ingredients

• FOR CAKE
• vegetable oil cooking spray, for coating parchment paper
• 1/2 cup cake flour
• 1/8 teaspoon baking powder
• 4 large eggs, separated
• 1 teaspoon vanilla extract
• 1/2 cup sugar, divided
• 1 pinch salt
• 1 pinch cream of tartar
• 1/2 teaspoon confectioners' sugar
• FOR FILLING
• 3 tablespoons vegetable shortening
• 3 tablespoons unsalted butter
• 1 cup confectioners' sugar
• 1 teaspoon vanilla extract
• 1 cup light corn syrup
• 1/2 cup raspberry jam
• 2 tablespoons water
• 1 1/4 cups toasted unsweetened flaked coconut