1. Preheat oven to 4000 F. Lightly spray an 8-inch square cake pan with vegetable oil spray.
2. In a large mixing bowl, beat eggs thoroughly. Add oil, honey, sugar and yogurt. Mix well. Blend in flour. Add cinnamon, baking soda, grated carrots,raisins and chopped walnuts. Mix well.
3. Pour batter into prepared pan. Bake 45 minutes, or until a toothpick inserted in center comes out clean.