It's nearly impossible to change your eating habits overnight. So I won't ask you to! Instead, we'll be "making over" one meal each week of this Challenge, with great ideas from my good friend Jackie Keller, a healthy lifestyle and culinary educator and founding director of NutriFit, a gourmet home-delivery service based in Los Angeles. Jackie is also the author of Cooking, Eating & Living Well.

• Week One: Breakfast
  
• Week Two: Mid-Morning Snack
  
• Week Three: Lunch
  
• Week Four: Mid-Afternoon Snack
  
• Week Five: Dinner
  
• Week Six: Dessert

Breakfast:

They say it's the most important meal of the day -- and it really is essential. Without a good breakfast you'll be low on energy, which means you probably won't want to work out, which means you won't see all of the wonderful changes you could be making to your body! Depending on what you're currently eating, try these suggestions to make breakfast even better: