1. Melt butter in a Dutch oven over medium-high heat. Add onion and next 3 ingredients, and sauté 5 to 6 minutes or until tender. Add tomatoes, next 5 ingredients, and 5 cups water.
2. Bring to a boil; reduce heat to medium, and cook, stirring occasionally, 30 minutes or until lentils are tender. Stir in basil just before serving.
The Sandwich: Layer chutney, Havarti cheese slices, deli pork slices, and Dijon mustard between multigrain bread slices. Spread outside of sandwiches with butter; cook on a hot griddle over medium heat 3 minutes on each side or until lightly browned.