Encased in a buttery homemade crust and topped with an oat filled, vanilla spice laced crumble, this rhubarb oat crisp tart with flaky butter crust and a hint of apple is sweet and flakey all at ...

In a large mixing bowl, add the oats, sugar ... The cocoa powder will make the crumble topping taste chocolatey. Carefully spoon the cooked rhubarb into your ramekins, fill each one about three ...

Rub the butter into the flour and oats until coarse crumbs ... and turn onto a plate. Spoon the rhubarb on top and around. Scatter over some of the crumble and serve.