Sautee the chopped onions and garlic in the oil till soften but do not brown. Stir in the lentils.
Add the chopped lovage, thyme, one strip on orange zest and water to covered by an inch. Bring to a boil then reduce to medium, cover and simmer until tender.
Remove the lentil mixture with a slotted spoon if any liquid is left. Reduce the liquid in the pan, while adding a little more olive oil and salt and pepper to taste. Serve over the lentil mixture. Or just drizzle lentils with loive oil and season with salt and pepper.