BLT Bruschetta

Name: BLT Bruschetta
Ingredients: 1 long peasant loaf bread; extra-virgin olive oil; 1 head garlic, unpeeled, cut in half; 1 cup goat cheese, at room temperature; 1/3 cup 2 percent low-fat milk; 4 large beefsteak tomatoes, thickly sliced; handful fresh basil leaf, torn; handful fresh chives, minced; 1 large shallot, finely sliced; salt & freshly ground black pepper; 2 teaspoons white balsamic vinegar; 8 slices pancetta; baby arugula leaf (few handfuls); 1 lemon, zest of