Maple Creme Brûlées with Pecan Praline Snaps  •Maple Creme Brûlée   •3 cups heavy whipping cream   •5 large egg yolks   •2.5 teaspoons vanilla extract   •½ cup pure maple syrup   •    •Pecan Praline Snaps   •¼ cup unsalted butter, room temperature   •2.5 ounces dark corn syrup   •2 ounces light brown sugar   •½ cup flour   •4 pecan halves, finely chopped   •1 teaspoon pecan praline liqueur