Risotto with basil

7 1/2 cups vegetable stock or 7 1/2 cups chicken stock 2 tablespoons olive oil 3 garlic cloves , crushed 1 leek , shredded 1 1/4 cups arborio rice 1 1/4 cups[...]

150 g unsalted butter 200 g onions , chopped 450 g arborio rice 900 ml chicken stock or 900 ml vegetable stock, boiling hot 1 garlic clove , finely chopped 1[...]