Bruschetta-Inspired Pizza with fresh Buratta

Name: Bruschetta-Inspired Pizza with fresh Buratta
Prep time: 20 min
Cook time: 15 min
Total time: 35 min
Cuisine: European, Italian, Mediterranean
Ingredients: 250g pizza dough (store-bought); Cherry tomatoes; 4 oz mushrooms; 4 tbsp marinara sauce (or another pizza base); 1 egg (for egg wash); 1/4 cup fresh basil (more to taste); 1/4 cup Fresh parsley; 1/2 cup onion (small); 2 tbsp balsamic vinegar; 1/2 tbsp butter; 5 oz burrata (or burratini); 1/4 cup parmesan (to top); 2 tsp olive oil (to top)