The new McDonaldland shake, depending on which size you order, runs between 510-900 calories. Here's what it tastes like.

“The Mt. McDonaldland Shake features McDonald’s signature soft serve and berry flavors and has a vibrant blue color with pink whipped cream — an ode to the ‘lava’ that erupts from Mt. McDonaldland and the clouds that sit at its peak,” they told the outlet.

Ronald McDonald, Grimace, Birdie, Hamburglar, Mayor McCheese and the Fry Friends are together again for a new McDonald’s meal