5 cups cubed (1-inch) day-old baguette or crusty bread*
3/4 stick unsalted butter, melted
1 1/2 cup whole milk
1 1/2 cups canned solid-pack pumpkin
3/4 cup sugar
2 large eggs plus 1 yolk
3 tablespoons Grand Marnier (optional)
1/2 cup pecan, chopped (optional)
1 1/2 teaspoons salt
2 teaspoons ground cinnamon
2 teaspoons ground ginger
1 teaspoons ground allspice
2 teaspoons nutmeg
1 teaspoon ground cloves
Whipped cream, caramel sauce, and more chopped pecans, for garnish