1. In large bowl, stir together flour, baking powder and salt. Add crushed cereal. Set aside.
2. In second bowl, beat egg, sugar and oil; stir in milk. Add to flour mixture, stirring just until combined. Quickly fold in chopped apple and shredded cheese. Portion batter evenly into lightly-greased or paper-lined muffin-pan cups.
3. Bake at 200°C (400°F) about 22 minutes or until tops are light golden and spring back when lightly touched.
In keeping with good allergy practices, we remind you to be aware of allergens and to check labels on any packaged goods used. This recipe has been tested using Kellogg's* products. Results with other products may vary.