7-Day Smoothie Plan to Lose Weight Need a quick meal that's easy to make, full of healthy ingredients, and also tastes delicious? Solve this tall order by whipping up a fruit smoothie. Here are seven different recipes you can enjoy every day of the week, plus a grocery list for the entire weeklong meal plan. A few of these recipes are low e**ugh in calories that you can enjoy them alongside a moist and delicious 150-calorie banana muffin.