Pesto-Topped Grilled Summer Squash

Ingredients:

• 1/2 cup chopped fresh basil
• 1/4 cup toasted pine nuts, (see tip)
• 1 tablespoon extra-virgin olive oil
• 1 tablespoon grated parmesan cheese
• 1 clove garlic, minced
• 2 teaspoons lemon juice
• 1/4 teaspoon salt
• 2 medium summer squash, (about 1 pound), sliced diagonally 1/4 inch thick
• Canola or olive oil cooking spray

Source