Pizza rustika (Italian Easter pizza) a vegetarian egg-less version

Ingredients

• 4 cups Refined flour
• 1/2 tsp Baking powder
• 50 gm frozen Butter
• 1/4 cup olive oil
• Salt to taste
• 11/2 tsp dry yeast
• 1/2 cup warm water
• 1 tsp of sugar
• 1 cup chopped yellow Zucchini
• 1 cup chopped green Zucchini
• 1 cup sweet corn
• 1 red bell pepper
• 1 yellow bell pepper
• 1 green bell pepper
• 1 to mato
• 1 celery stalk
• 1/2 cup boiled macaroni
• 1/2 cup fresh cream
• 2 shallots
• 8 to 10 medium garlic cloves finely chopped
• 1/2 cup Leek cut into rounds
• 1 cup cottage cheese grated
• 2 cups cheddar
• Handful of Basil leaves
• 2 to 3 tsp of fresh thyme leaves
• 1 lemon
• 2 tbsp of red chili flakes