Butternut squash and beetroot pasta bake

Name: Butternut squash and beetroot pasta bake
Cook time: 1 h 20 min
Total time: 1 h 20 min
Cuisine: British
Ingredients: 500 g butternut squash; 3 beetroot; 50 g butter; 1 onion (finely sliced); 100 g smoked bacon lardon; 80 g Flour; 2 garlic (crushed); 1 l semi-skimmed milk; 2 sprig rosemary (very finely chopped); 50 g cheddar (grated); 500 g conchiglie pasta; 60 g feta; 30 g breadcrumbs; olive oil; salt; black pepper