Meanwhile, in a saucepan, melt the butter in the olive oil. Add the chopped onion and cook over moderately high heat until softened, 5 minutes. Add the garlic and cook over moderate heat for 30 seconds. Add the tomato paste and cook, stirring, until darkened, about 2 minutes. Stir in the granulated sugar, smoked paprika, orange zest, piment d’Espelette, 1 teaspoon of salt and ¼ teaspoon of pepper and cook for 30 seconds. Add the wine and bring to a boil. Add the tomatoes with their juices; bring to a simmer. Remove from the heat.