Melt butter in an ovenproof skillet over medium heat. Add shallots, and cook, stirring constantly, 2 minutes. Add rice and pasta; cook, stirring constantly, 1 minute. Stir in broth, salt, and cinnamon.
Bake, covered, at 350° for 25 minutes or until liquid is absorbed. Prep: 20 min., Bake: 25 min.