In a measuring cup, combine warm water, sugar, and dry yeast. Stir and let set until foamy.
Combine flour, salt, and oil. Add liquid from previous step to flour mixture in a mixer with dough hook. Mix slowly until combined, add a bit more water or flour to create a smooth dough.
Let mixer go for about 8 minutes until dough is smooth. If making by hand, knead until smooth. Rub hands with oil and rub all over dough ball. Place in bowl and cover with plastic wrap. Let set in a warm place for 30 minutes.
Preheat oven to 350 degrees. Prep cookie sheet with oil, rubbing it on the bottom and sides of tray. Place dough on sheet and press to all corners making it even. Using fingertips, press dough, creating indentions on the dough.
Drizzle and spread 1-2 Tbsp of oil on top. Sprinkle with coarse sea salt and rosemary.
Bake for 18-22 minutes. Cool on wire rack and enjoy!