The Texas Lottery website says the $30 million ticket was sold at MJ's All Season Food Store on Lee near Greens Road in northeast Houston, not far from Bush Airport.
According to the Texas Lottery Commission, the store is eligible for $300,000 for selling the winning ticket.
The winner also opted for a cash option when he or she bought the ticket, meaning they will get $20.3 million.
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That ticket matched all 6 numbers drawn Wednesday night: 20-24-27-37-39-41
The Lotto Texas jackpot hasn't been won since at least January.