Grilled Cheese with Avocado Pesto

Name: Grilled Cheese with Avocado Pesto
Prep time: 15 min
Cook time: 10 min
Total time: 25 min
Cuisine: American
Ingredients: ¼ cup pepitas ((pumpkin seeds)); 1 clove garlic; ¼ cup cilantro; 1 ripe Hass avocado; 1 tablespoon lime juice; ¼ teaspoon kosher salt; 1 tablespoon plus 2 teaspoons olive oil; 8 slices multigrain bread ((I used Dave’s Good Seed thin sliced)); 8 slices pepper jack cheese; 2 teaspoon unsalted butter