This smoothie is good as an immune booster, as it includes green tea, plenty of Vitamin C and beta-carotene. The below serves two generously.
Blend it all together, maybe adding a few icecubes for both making it colder and thinner. If you have a strong blender you can get it really smooth just by blending it, if your blender is not so good, you might want to strain it into the glasses.