This looks good, and easy.
Whisk 2 eggs, 1 cup milk, 1/2 cup sugar and 1/4 teaspoon cinnamon in a bowl. Add 4 cups bread cubes and 1 cup berries; soak 30 minutes. Butter a sheet of nonstick foil and add the bread mixture; form a packet. Grill over indirect heat, turning a few times, 35 minutes.