Preheat the oven to 220°C / 200°C fan bake and bring a large pot of salted water to the boil
Crush and finely chop the garlic, chop the stalks off the broccolini
Grab a large frying pan and add the broccolini stalks to layer pan add the butter, thyme leaves and cook stirring until softened - approximately 15 minutes
Stir in the flour, slowly add the milk and simmer until thickened - approximately 10 minutes
Add the pasta to the boiling water, cook until tender and drain
Grate the parmesan and cheddar cheese into the sauce, mix well
Tip all the contents into a blender, blitz until smooth
Season with salt and pepper, add the pasta, and broccolini florets, then transfer to a baking dish
Grate over the remaining cheddar and scatter with almonds, bake until golden - approximately 30 minutes
Add the spinach leaves to a plate and transfer pasta on top