Cook Veetee Dine In Rice in your microwave, one package at a time according to package directions.
In a small bowl, whisk together olive oil, lemon juice, mustard, garlic and pepper to make <g class="gr_ gr_102 gr-alert gr_gramm undefined Grammar only-ins doubleReplace replaceWithoutSep" id="102" data-gr-id="102">lemon vinaigrette.
In a large bowl, add rice and mix in tomatoes, olives, red peppers, onions, feta, cucumber. Season with oregano, <g class="gr_ gr_99 gr-alert gr_gramm undefined Punctuation only-ins replaceWithoutSep" id="99" data-gr-id="99">salt and pepper.
Pour vinaigrette over rice and mix to incorporate.