In a large bowl, combine the flour, cornmeal, sugar, baking powder and salt. In another bowl, mash cottage cheese with a fork; add the milk, oil and egg. Stir into dry ingredients just until moistened. Fold in cheddar cheese and thyme.
Fill greased or paper-lined muffin cups three-fourths full. Bake at 400° for 20-25 minutes or until a toothpick comes out clean. Cool for 5 minutes before removing from pan a wire rack. Serve warm