Slice 3 Sunkist Navel oranges in half and use a pairing knife and spoon to remove flesh and white pith. Place orange halves in casserole dish.
In a large bowl, zest remaining 2 Sunkist Navel oranges. Using a citrus juicer, squeeze juice into a bowl. Add almond extract, half and half, eggs and maple syrup. Whisk ingredients together.
Toss croissant pieces with mixture and let soak for 10 minutes.
Carefully scoop croissant mixture and fill Sunkist Navel orange halves. Sprinkle with cinnamon sugar.
Bake for 30 minutes or until cooked through, being careful not to burn. If bread puddings start to brown early, cover with foil and continue baking.
Allow to cool for a few minutes before serving. Garnish with more zest if desired.<br />
<br />