Grilled Mushroom White Pizza - Better Than Bouillon

Ingredients

• .33 cup olive oil
• 2 tbsp Better Than Bouillon Seasoned Vegetable Base
• 2 portobello mushrooms, stems trimmed
• 1 small red onion, slices into 1/2-inch-thick rounds
• 1 lb pizza dough
• 2 cups shredded mozzarella cheese
• .33 cup diced jarred oil-packed sun-dried tomatoes
• 2.6 oz spreadable garlic-herb cheese (Boursin), softened
• .5 cup packed arugula