Russia’s Ukraine invasion, which has already exacerbated food woes in parts of Africa and the Middle East, is marring preparations for the holy month of Ramadan and forcing a turn to frugal iftar sunset meals. From Lebanon to Tunisia and Somalia, Muslims who traditionally break a dawn-to-dusk fast with lavish family meals, are now struggling to secure even the most basic staples in light of skyrocketing food and fuel prices. “High prices affect and spoil the spirit of Ramadan,” said Sabah Fatoum, a resident of the Israeli-blockaded Gaza strip, where consumer goods prices have climbed by up to …