Mezcla - Spinach & Herb Dumplings with Cherry Tomato sauce

Name: Mezcla - Spinach & Herb Dumplings with Cherry Tomato sauce
Ingredients: 200g frozen spinach; 15g fresh basil; 10g fresh chives; 1 cloves garlic; 1 tsp lemon zest; 1/4 tsp freshly grated nutmeg; 30g white miso paste; 40g olive oil; 1/3 fine salt; 30 twists freshly ground black pepper; 200g milk; 60g fine quick cook polenta; 3 tbs olive oil; 20g unsalted butter; 3 cloves garlic; 280g sweet ripe cherry tomatoes; 1/3 tsp fine salt; 1/4 tsp chilli flakes (optional); 5 fresh sage leaves; 5g fresh basil leaves; 10 twists freshly ground black pepper; 3 tbs Water