Pizza On The Grill

• 8 ripe italian tomatoes (plum peeled)
• 4 garlic (minced cloves)
• 450 gr unbleached flour (white)
• 350 ml warm water divided
• 120 ml whipping cream
• 60 gr gorgonzola cheese
• 60 ml olive oil divided
• 38 gr corn meal
• 26 gr butter (unsalted)
• 9 gr brown sugar (light)