Mix 1/2 cup slightly crushed cereal, nuts, and raisins in small bowl and set aside.
Grease skillet with canola oil or cooking spray and heat over medium heat or to 375 degrees F.
Stir Bisquick mix, milk, eggs, and 3/4 cups crushed cereal in medium bowl until mixed. Pour 1 tablespoon of batter onto hot griddle for each pancake and cook until edges are dry. Flip and cook opposite side until golden brown.
Arrange 6 pancakes topped with 1 tablespoon of yogurt and 2 1/2 tablespoons of cereal mixture per serving.