In separate bowl, beat together eggs, sour cream and vanilla. Add to flour mixture and beat until smooth. Dot with fresh fruit. Mix topping ingredients together until mixture resembles cornmeal. Sprinkle over batter.
Coffee cake is done when toothpick inserted in center comes out clean.
I got this recipe from a restaurant. When I cooked it in a gas oven it was more like 60 min. Keep an eye on it. We invite you to learn about SCS educational programs and research .