Combine first 4 ingredients; make a well in center of mixture. Combine sugar and next 4 ingredients; beat at low speed of an electric mixer until blended. Add to dry ingredients; stir just until moistened.
Spoon batter into 24 miniature muffin cups coated with cooking spray, filling half full. Top each with 1/4 teaspoon jelly, and top with remaining batter. Bake at 400° for 12 minutes or until a wooden pick inserted in center comes out clean. Remove from pans immediately; let cool on a wire rack.