Amazon has announced that customers in more than 1,000 U.S. cities and towns will soon be able order perishable groceries, including produce, dairy, meat, seafood, baked goods and frozen foods, for same-day delivery.

Amazon.com Inc. plans to offer same-day grocery delivery in 2,300 cities by the end of the year, more than doubling the current number and marking its latest attempt to muscle into the $1 trillion grocery industry led by its top retail competitor Walmart Inc.

Amazon announces same-day delivery expansion for perishable items including seafood, baked goods and produce across 1,000+ U.S. cities to compete with rivals.