Banana-Stuffed French Toast

INGREDIENTS

• 1 Tbs. unsalted butter
• 1/2 cup chopped pecans
• Pinch of kosher salt
• 1 cup maple syrup
• 1 cup heavy cream
• 1/2 cup crème fraîche
• 2 Tbs. confectioners’ sugar
• 1/4 tsp. ground cinnamon
• 2 Tbs. unsalted butter
• 2 Tbs. plus 1/2 cup granulated sugar
• 2 Tbs. water
• 2 large ripe bananas, peeled and cut into 1/2-inch rounds
• 1-lb. loaf day-old challah, ends trimmed, bread cut into 6 slices, each 1 1/2 inches thick
• 2 cups milk
• 6 eggs
• 1/2 tsp. ground cinnamon
• 1/4 tsp. granulated honey
• Seeds from 1/4 vanilla bean