Preheat oven to 350°.
Lightly spoon flour into dry measuring cups; level with a knife. Combine flour and next 5 ingredients in a large bowl (flour through nutmeg). Combine carrot and next 5 ingredients (carrot through egg) in a small bowl; add to flour mixture, stirring just until flour mixture is moist.
Pour batter into an 8-inch loaf pan coated with cooking spray. Bake at 350° for 1 hour and 5 minutes or until a wooden pick inserted in center comes out clean. Cool in pan 10 minutes on a wire rack; remove from pan. Cool on a wire rack.