Preheat the oven to 200 C
Heat a skillet on medium heat with olive oil.
Add the chopped onion, garlic and sautee until translucent, for about 4 minutes.
Add the mushrooms and cook, stirring, for about 5 minutes.
Add the bell peppers and continue to cook for 4 more minutes.
Sprinkle the flour over the veggies and cook, stirring, for about 2 more minutes.
Add the broth/water and mix.
Stir in the peas. Add the thyme, rosemary, black pepper and salt. Stir in the milk.
Cover and let it cook on low for about 7 minutes or until the mixture is thick.
Divide the mixture between 4 ramekins. Cover with puff pastry, brush with milk and sprinkle with black sesame.
Let it cook in the oven for about 35 minutes or until the tops are golden.