Mix together flour, oats, sugars, baking powder, baking soda, allspice and salt.
In a separate bowl, mix together eggs, oil, yogurt, vanilla, peaches.
Combine wet and dry ingredients.
topping
Mix together topping ingredients.
Preheat oven to 350 degrees. Spray large muffin tins with cooking spray. Add ¼ cup topping mixture if desired, and lightly press into place. Fill with batter leaving about ¼-inch space from the top.
Bake for about 30 to 40 minutes until an inserted toothpick comes out clean. Cool pan on wire rack for a few minutes. Run a knife around cake edges if necessary to loosen. Flip cakes onto rack to continue cooling.
Serve warm or cold with a dollop of peach yogurt if desired.
Recipe by Cindy's Recipes and Writings at https://www.cindysrecipesandwritings.com/peaches-and-cream-oatmeal-cake/